C43.0
Billable codeMalignant melanoma of lip
The ICD-10 code for malignant melanoma of lip is C43.0.
Clinical notes
Excludes1 (not coded here)
An Excludes1 note is a pure exclusion: the excluded condition and this code should never be reported together, because the two conditions cannot occur at the same time (e.g. a congenital form vs. an acquired form of the same disease).
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •Confirm the excluded condition(s) listed above are not also present — Excludes1 conditions cannot be coded together with this one.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Related codes in this category
- C43.1Malignant melanoma of eyelid, including canthusnon-billable header
- C43.2Malignant melanoma of ear and external auricular canalnon-billable header
- C43.3Malignant melanoma of other and unspecified parts of facenon-billable header
- C43.4Malignant melanoma of scalp and neck
- C43.5Malignant melanoma of trunknon-billable header
- C43.6Malignant melanoma of upper limb, including shouldernon-billable header
- C43.7Malignant melanoma of lower limb, including hipnon-billable header
- C43.8Malignant melanoma of overlapping sites of skin
- C43.9Malignant melanoma of skin, unspecified
- C43.0Malignant melanoma of lip
ICD-9-CM equivalent
Informational only — GEM mappings are approximate, not guaranteed one-to-one equivalents. Verify before use in billing.
- 1720Approximate match
Associated MS-DRGs
C43.0 can serve as the principal diagnosis for these Medicare Severity Diagnosis-Related Groups.
Informational only — actual DRG assignment also depends on procedures, complications/comorbidities (CC/MCC), discharge status, and payer-specific rules not reflected here.
- DRG 564Other Musculoskeletal System and Connective Tissue Diagnoses with MCC
- DRG 565Other Musculoskeletal System and Connective Tissue Diagnoses with CC
- DRG 566Other Musculoskeletal System and Connective Tissue Diagnoses without CC/MCC
- DRG 595Major Skin Disorders with MCC
- DRG 596Major Skin Disorders without MCC